In Athens today, anti-austerity demonstrations began peacefully. Later, protesters threw rocks and petrol bombs. Police responded with tear gas. John Kolesidis /Reuters /Landov hide caption

itoggle caption John Kolesidis /Reuters /Landov

A Greek farmer drives home with his fresh pressed olive oil in barrels near Alyki, Greece. The country's pure olive oil is hard to find, expensive and poorly marketed, businessmen say. Matthias Schrader/AP hide caption

itoggle caption Matthias Schrader/AP

Officials unveiled an ancient road found during construction of Thessaloniki's new subway system Monday. Nikolas Giakoumidis/AP hide caption

itoggle caption Nikolas Giakoumidis/AP